In order to keep the glass of your stopwatch clean, it is advisable to clean it with a damp cloth.
Here you will find the control sheet for your product.
By following the steps in this sheet, you can check if there is a possible problem. If necessary, you will find in the following section (I REPAIR) the tutorials indicated for the repair. You can also come to the workshops of your DECATHLON store.
To download the control sheet, click on the button below : (coming soon)
The following repairs can be carried out on this product :
Your stopwatch is equipped with a "Battery Door" system. To help you change the battery, here is a video example :
If you have any scratches on your watch, you can use the Polywatch and make them go away.
If your product cannot be repaired, return it to a WEEE collection point or any DECATHLON store to optimize recycling.
Here is the list of spare parts for the ONSTART 310 :
- CR2032 BATTERY :
You can order spare parts (depending on availability) on our decathlon.co.uk site by clicking on one of the buttons below or contact the after-sales team at your usual DECATHLON store.
You want to entrust us with your product for repair. Here is the list of services offered by our workshops :